Species diversity refers to the number of different species in an ecosystem or on the earth as a whole. This is the commonest way to measure biodiversity.
Answer:
Tissues may be defined as the group of similar cells that combine together to form a similar functions. Four main types of tissues are epithelial tissue, connective tissue, muscle tissue and nervous tissue.
Epithelial tissue are presents on the surface, body lining and lining of mouth and internal organs. The cells of epithelial tissue are one layer thick only. This means epithelial tissue that have the function of absorption are usually thick and has the large surface area that increases the rate of absorption.
Answer:
Endoskeleton
Explanation:
An internal skeleton is called an endoskeleton, which is what vertebrates have. A sponge endoskeleton consists of short, sharp rods called spicules
Spicules are made of silica, calcium carbonate, etc.
Answer:
Yes! ( True )
Explanation:
Water is called the "universal solvent" because it is capable of dissolving more substances than any other liquid. ... Water molecules have a polar arrangement of oxygen and hydrogen atoms—one side (hydrogen) has a positive electrical charge and the other side (oxygen) had a negative charge
Answer:
Enzymes create chemical reactions in the body. They actually speed up the rate of a chemical reaction to help support life. The enzymes in your body help to perform very important tasks. These include building muscle, destroying toxins, and breaking down food particles during digestion.
Explanation:
